factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009056643964 446 digits created 2026-08-08

Value

18132004687940981490569894324678088415750746431331257338810762528458455000733739179872227755849716992294643954116059823802943750119717225724986628000699123208154159662468520137571028114350594338509279665901777130558611516722476430358373639301964912077105032388140116650817265073854362125356318636020654880526171865157975375116071973016615992943736282621949036855798077896590647154936241978841713241836172055203859280817991604496937720282564937321
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 162 of the certificate chain of a 2,536-digit prime (201 intermediate primes).

Certified number2,536-digit prime
Certificatedownload
Certificate chainshow step 162 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056643964 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009056643964},"decimal":true,"detail":2}}'